[INFO] fetching crate wfc-rs 0.6.1... [INFO] checking wfc-rs-0.6.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate wfc-rs 0.6.1 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate wfc-rs 0.6.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate wfc-rs 0.6.1 [INFO] finished tweaking crates.io crate wfc-rs 0.6.1 [INFO] tweaked toml for crates.io crate wfc-rs 0.6.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 3 packages [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] df4f1db943ea61e04135213af22f56cc4496a2eaf4e17ebf6537bc9d3e9b8a79 [INFO] running `Command { std: "docker" "start" "-a" "df4f1db943ea61e04135213af22f56cc4496a2eaf4e17ebf6537bc9d3e9b8a79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "df4f1db943ea61e04135213af22f56cc4496a2eaf4e17ebf6537bc9d3e9b8a79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df4f1db943ea61e04135213af22f56cc4496a2eaf4e17ebf6537bc9d3e9b8a79", kill_on_drop: false }` [INFO] [stdout] df4f1db943ea61e04135213af22f56cc4496a2eaf4e17ebf6537bc9d3e9b8a79 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3d821ec37bd2b955ce2f830556c95f704726cc5b822f32e3ec0b09dd8fc5031a [INFO] running `Command { std: "docker" "start" "-a" "3d821ec37bd2b955ce2f830556c95f704726cc5b822f32e3ec0b09dd8fc5031a", kill_on_drop: false }` [INFO] [stderr] Compiling wfc-rs v0.6.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `cc` is imported redundantly [INFO] [stdout] --> build.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use cc; [INFO] [stdout] | ^^ the item `cc` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: wfc-rs@0.6.1: Compiler version doesn't include clang or GCC: "cc" "--version" [INFO] [stderr] warning: wfc-rs@0.6.1: In file included from csrc/wfc.c:7: [INFO] [stderr] warning: wfc-rs@0.6.1: csrc/wfc.h: In function 'wfc__img_cmpoverlap': [INFO] [stderr] warning: wfc-rs@0.6.1: csrc/wfc.h:465:9: warning: unused variable 'b_y' [-Wunused-variable] [INFO] [stderr] warning: wfc-rs@0.6.1: 465 | int b_y = b_offy + y; [INFO] [stderr] warning: wfc-rs@0.6.1: | ^~~ [INFO] [stderr] warning: wfc-rs@0.6.1: csrc/wfc.h:464:9: warning: unused variable 'a_y' [-Wunused-variable] [INFO] [stderr] warning: wfc-rs@0.6.1: 464 | int a_y = a_offy + y; [INFO] [stderr] warning: wfc-rs@0.6.1: | ^~~ [INFO] [stderr] warning: wfc-rs@0.6.1: csrc/wfc.h: In function 'wfc__destroy_cells': [INFO] [stderr] warning: wfc-rs@0.6.1: csrc/wfc.h:820:61: warning: unused parameter 'cell_cnt' [-Wunused-parameter] [INFO] [stderr] warning: wfc-rs@0.6.1: 820 | static void wfc__destroy_cells(struct wfc__cell *cells, int cell_cnt) [INFO] [stderr] warning: wfc-rs@0.6.1: | ~~~~^~~~~~~~ [INFO] [stderr] warning: wfc-rs@0.6.1: csrc/wfc.h: In function 'wfc__create_allowed_tiles': [INFO] [stderr] warning: wfc-rs@0.6.1: csrc/wfc.h:899:2: warning: label 'CLEANUP' defined but not used [-Wunused-label] [INFO] [stderr] warning: wfc-rs@0.6.1: 899 | CLEANUP: [INFO] [stderr] warning: wfc-rs@0.6.1: | ^~~~~~~ [INFO] [stderr] warning: wfc-rs@0.6.1: At top level: [INFO] [stderr] warning: wfc-rs@0.6.1: csrc/wfc.h:594:13: warning: 'wfc_cells' defined but not used [-Wunused-function] [INFO] [stderr] warning: wfc-rs@0.6.1: 594 | static int *wfc_cells(struct wfc *wfc) [INFO] [stderr] warning: wfc-rs@0.6.1: | ^~~~~~~~~ [INFO] [stderr] warning: wfc-rs@0.6.1: csrc/wfc.h:588:13: warning: 'wfc_destroy_cells' defined but not used [-Wunused-function] [INFO] [stderr] warning: wfc-rs@0.6.1: 588 | static void wfc_destroy_cells(int *cells) [INFO] [stderr] warning: wfc-rs@0.6.1: | ^~~~~~~~~~~~~~~~~ [INFO] [stderr] warning: wfc-rs@0.6.1: csrc/wfc.h:582:14: warning: 'wfc__nofunc_ptr' defined but not used [-Wunused-function] [INFO] [stderr] warning: wfc-rs@0.6.1: 582 | static void *wfc__nofunc_ptr(const char *func_name, const char *msg, ...) [INFO] [stderr] warning: wfc-rs@0.6.1: | ^~~~~~~~~~~~~~~ [INFO] [stderr] warning: wfc-rs@0.6.1: csrc/wfc.h:576:12: warning: 'wfc__nofunc_int' defined but not used [-Wunused-function] [INFO] [stderr] warning: wfc-rs@0.6.1: 576 | static int wfc__nofunc_int(const char *func_name, const char *msg, ...) [INFO] [stderr] warning: wfc-rs@0.6.1: | ^~~~~~~~~~~~~~~ [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use libc; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:96:13 [INFO] [stdout] | [INFO] [stdout] 96 | std::mem::forget(data); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `*mut u8` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(forgetting_copy_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use libc; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:96:13 [INFO] [stdout] | [INFO] [stdout] 96 | std::mem::forget(data); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `*mut u8` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(forgetting_copy_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.98s [INFO] running `Command { std: "docker" "inspect" "3d821ec37bd2b955ce2f830556c95f704726cc5b822f32e3ec0b09dd8fc5031a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d821ec37bd2b955ce2f830556c95f704726cc5b822f32e3ec0b09dd8fc5031a", kill_on_drop: false }` [INFO] [stdout] 3d821ec37bd2b955ce2f830556c95f704726cc5b822f32e3ec0b09dd8fc5031a